package day02;

public class VarDemo {
    public static void main(String[] args) {
        int a;
        int b,c,d;
        int e=250;
        int f;
        f=250;
        f=360;
        int g=5,h=6,i=345;

        int j = 5;
        int k = j+10;
        System.out.println(k);
        System.out.println("k");

        j= j+10;
        System.out.println(j);
        int balance = 5000;
        balance = balance-1000;
        System.out.println(balance);

        int a1,a_5$,_3c,$5b;
        int aa = 5;
        int 年龄; //正确但不建议
        int nianling; //必须杜绝
        int age; //建议英文的见名知意
        int score,mySocre,myJavaSrore;//建议小驼峰命名法

    }
}
